Electronic defects in metal oxide photocatalysts

E Pastor, M Sachs, S Selim, JR Durrant… - Nature Reviews …, 2022 - nature.com
A deep understanding of defects is essential for the optimization of materials for solar energy
conversion. This is particularly true for metal oxide photo (electro) catalysts, which typically …

The kinetics of metal oxide photoanodes from charge generation to catalysis

S Corby, RR Rao, L Steier, JR Durrant - Nature Reviews Materials, 2021 - nature.com
Generating charge carriers with lifetimes long enough to drive catalysis is a critical aspect for
photoelectrochemical and photocatalytic systems, and a key determinant of their efficiency …

Efficient Photocatalytic Hydrogen Evolution by Modulating Excitonic Effects in Ni‐Intercalated Covalent Organic Frameworks

R Shen, X Li, C Qin, P Zhang… - Advanced Energy Materials, 2023 - Wiley Online Library
Covalent organic frameworks (COFs) as appealing platforms have received tremendous
interest in the field of photocatalytic H2 evolution owing to their well‐defined structures and …

Steering electron–hole migration pathways using oxygen vacancies in tungsten oxides to enhance their photocatalytic oxygen evolution performance

Z Wei, W Wang, W Li, X Bai, J Zhao… - Angewandte Chemie …, 2021 - Wiley Online Library
The overall water splitting efficiency is mainly restricted by the slow kinetics of oxygen
evolution. Therefore, it is essential to develop active oxygen evolution catalysts. In this …

Key Strategies for Enhancing H2 Production in Transition Metal Oxide Based Photocatalysts

MZ Rahman, F Raziq, H Zhang… - Angewandte Chemie, 2023 - Wiley Online Library
Transition metal oxides (TMOs) were one of the first photocatalysts used to produce
hydrogen from water using solar energy. Despite the emergence of many other genres of …

Impact of Oxygen Vacancy Occupancy on Charge Carrier Dynamics in BiVO4 Photoanodes

S Selim, E Pastor, M Garcia-Tecedor… - Journal of the …, 2019 - ACS Publications
Oxygen vacancies are ubiquitous in metal oxides and critical to performance, yet the impact
of these states upon charge carrier dynamics important for photoelectrochemical and …

Complementary probes for the electrochemical interface

E Pastor, Z Lian, L Xia, D Ecija… - Nature Reviews …, 2024 - nature.com
The functions of electrochemical energy conversion and storage devices rely on the
dynamic junction between a solid and a fluid: the electrochemical interface (EI). Many …

Spatial Control of Oxygen Vacancy Concentration in Monoclinic WO3 Photoanodes for Enhanced Solar Water Splitting

H Kong, H Yang, JS Park, WS Chae… - Advanced Functional …, 2022 - Wiley Online Library
Oxygen vacancies (OVs) are a mixed blessing for the photoelectrochemical (PEC) water
oxidation performance of monoclinic tungsten trioxide (m‐WO3) photoanodes. Although it is …

Unveiling the Origin of Co3O4 Quantum Dots for Photocatalytic Overall Water Splitting

X Guo, X Liu, M Wang, J Yan, Y Chen, S Liu - Small, 2023 - Wiley Online Library
Spinel cobalt oxide displays excellent photocatalytic performance, especially in solar driven
water oxidation. However, the process of water reduction to hydrogen is considered as the …

Role of Oxygen Vacancy in the Photocarrier Dynamics of WO3 Photocatalysts: The Case of Recombination Centers

K Kato, Y Uemura, K Asakura… - The Journal of Physical …, 2022 - ACS Publications
Defects in powder photocatalysts determine the photocatalytic activity. The addition of
defects sometimes enhances the activity, but sometimes decreases it. However, the factors …